摘要:
题目描述 Give you a lot of positive integers, just to find out how many prime numbers there are.. In each case, there is an integer N representing the num... 阅读全文
posted @ 2014-07-30 21:12
Jeremy Wu
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摘要:
只要很朴素的分解就可以了,数据量不大#include #include #include #include #include #include #include #define ll long longusing namespace std;const int INF = 0x3f3f3f3f;co... 阅读全文
posted @ 2014-07-30 15:22
Jeremy Wu
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